Maintenance Recommendations (Chapter 11)WMF & WMF-Portugal143–150
Charola, A. Elena, Delgado Rodrigues, J., Aires Barros, L., and Henriques, F. M. A. 2012. "Maintenance Recommendations (Chapter 11)." In The Gardens of the National Palace of Queluz – Conservation Intervention. Os Jardins do Palácio Nacional de Queluz – Intervenção de Conservação. Charola, A. Elena and Delgado Rodrigues, J., editors. 143–150. New York: Lisbon: WMF & WMF-Portugal.